TWI501502B - Battery status monitoring circuit and battery device - Google Patents

Battery status monitoring circuit and battery device Download PDF

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Publication number
TWI501502B
TWI501502B TW100115958A TW100115958A TWI501502B TW I501502 B TWI501502 B TW I501502B TW 100115958 A TW100115958 A TW 100115958A TW 100115958 A TW100115958 A TW 100115958A TW I501502 B TWI501502 B TW I501502B
Authority
TW
Taiwan
Prior art keywords
circuit
secondary battery
battery
current
voltage
Prior art date
Application number
TW100115958A
Other languages
English (en)
Chinese (zh)
Other versions
TW201214920A (en
Inventor
Hiroshi Saito
Kazuaki Sano
Original Assignee
Seiko Instr Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instr Inc filed Critical Seiko Instr Inc
Publication of TW201214920A publication Critical patent/TW201214920A/zh
Application granted granted Critical
Publication of TWI501502B publication Critical patent/TWI501502B/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385—Arrangements for measuring battery or accumulator variables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306—Overdischarge protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/005—Detection of state of health [SOH]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
TW100115958A 2010-06-04 2011-05-06 Battery status monitoring circuit and battery device TWI501502B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010129030A JP6030817B2 (ja) 2010-06-04 2010-06-04 バッテリ状態監視回路およびバッテリ装置

Publications (2)

Publication Number Publication Date
TW201214920A TW201214920A (en) 2012-04-01
TWI501502B true TWI501502B (zh) 2015-09-21

Family

ID=45053064

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100115958A TWI501502B (zh) 2010-06-04 2011-05-06 Battery status monitoring circuit and battery device

Country Status (5)

Country Link
US (1) US8941360B2 (ko)
JP (1) JP6030817B2 (ko)
KR (1) KR101791694B1 (ko)
CN (1) CN102270864B (ko)
TW (1) TWI501502B (ko)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI451112B (zh) * 2012-06-21 2014-09-01 Via Tech Inc 電池管理系統
KR101882835B1 (ko) 2012-12-18 2018-07-27 에스케이이노베이션 주식회사 배터리 과충전 감지 장치
KR20150012425A (ko) 2013-07-25 2015-02-04 에스케이이노베이션 주식회사 배터리 과충전 방지 장치
JP2015056928A (ja) * 2013-09-10 2015-03-23 株式会社東芝 過充電保護装置
CN104977536B (zh) * 2014-04-14 2018-05-18 中国移动通信集团河北有限公司 一种检测蓄电池组间工作状态的方法及装置
JP7014565B2 (ja) * 2016-12-15 2022-02-01 エイブリック株式会社 二次電池監視装置及び故障診断方法
KR102192188B1 (ko) * 2017-04-17 2020-12-16 주식회사 엘지화학 과충전 방지 장치 및 방법
JP6966864B2 (ja) * 2017-04-20 2021-11-17 エイブリック株式会社 バッテリ装置
KR102258736B1 (ko) 2017-06-02 2021-05-31 에스케이이노베이션 주식회사 배터리 시스템 과전압 방지 장치
KR102218431B1 (ko) 2017-06-02 2021-02-22 에스케이이노베이션 주식회사 배터리 시스템 과전압 방지 장치
KR102268682B1 (ko) * 2017-06-13 2021-06-22 주식회사 엘지에너지솔루션 과전압 방지 장치 및 방법
KR102268681B1 (ko) * 2017-06-13 2021-06-22 주식회사 엘지에너지솔루션 과전압 방지 장치 및 방법
US10620655B2 (en) 2018-09-13 2020-04-14 Arm Limited Comparison of a voltage signal to a reference
KR20230140381A (ko) * 2022-03-29 2023-10-06 에이블릭 가부시키가이샤 전압 검출 회로, 충전 제어 회로, 충방전 제어 회로 및 반도체 장치
TWI789320B (zh) * 2022-06-28 2023-01-01 盛群半導體股份有限公司 用於監測堆疊電池裝置的電壓監測電路

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09318679A (ja) * 1996-05-27 1997-12-12 Honda Motor Co Ltd 電気自動車の電源電圧検出装置
CN1177228A (zh) * 1996-05-24 1998-03-25 精工电子工业株式会社 检测过充电和过放电的电路
JP2000184609A (ja) * 1998-12-17 2000-06-30 Japan Storage Battery Co Ltd 群電池の容量平準化回路
US6242890B1 (en) * 1998-06-09 2001-06-05 Seiko Instruments Inc. Charge/discharge control circuit and chargeable electric power source apparatus
US20020175655A1 (en) * 2001-05-22 2002-11-28 Honeywell Interational Inc. Circuit for monitoring cells of a multi-cell battery during charge
US7352155B2 (en) * 2006-06-12 2008-04-01 O2Micro International Ltd. Apparatus and method for detecting battery pack voltage
US7498868B2 (en) * 2005-08-05 2009-03-03 Denso Corporation Current mirror circuit and constant current circuit having the same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3581428B2 (ja) 1995-04-28 2004-10-27 セイコーインスツルメンツ株式会社 充電式電源装置
JP3874150B2 (ja) * 1999-04-23 2007-01-31 株式会社日立超エル・エス・アイ・システムズ 二次電池保護回路
JP4147884B2 (ja) * 2002-10-02 2008-09-10 日産自動車株式会社 組電池の異常検出装置
JP2004282960A (ja) * 2003-03-18 2004-10-07 Yamaha Motor Co Ltd 容量バラツキ抑制回路
JP4581920B2 (ja) * 2005-08-31 2010-11-17 株式会社デンソー カレントミラー回路および定電流回路
JP4297098B2 (ja) * 2005-08-05 2009-07-15 株式会社デンソー 定電流回路
JP4858378B2 (ja) * 2007-09-14 2012-01-18 日本テキサス・インスツルメンツ株式会社 多セル直列電池用のセル電圧監視装置
DE102007049528B4 (de) * 2007-10-15 2009-06-25 Panasonic Electronic Devices Europe Gmbh Verfahren und Vorrichtung zur Messung von Zellenspannungen in einer Mehrzahl von in Reihe geschalteten Akkumulatorzellen
JP2009159811A (ja) * 2007-12-06 2009-07-16 Seiko Instruments Inc バッテリ状態監視回路及びバッテリ装置
JP5202980B2 (ja) * 2008-02-13 2013-06-05 セイコーインスツル株式会社 定電流回路
JP4702403B2 (ja) * 2008-06-06 2011-06-15 ミツミ電機株式会社 充電制御用半導体集積回路
JP5631549B2 (ja) * 2009-02-13 2014-11-26 セイコーインスツル株式会社 バッテリーの保護回路装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1177228A (zh) * 1996-05-24 1998-03-25 精工电子工业株式会社 检测过充电和过放电的电路
JPH09318679A (ja) * 1996-05-27 1997-12-12 Honda Motor Co Ltd 電気自動車の電源電圧検出装置
US6242890B1 (en) * 1998-06-09 2001-06-05 Seiko Instruments Inc. Charge/discharge control circuit and chargeable electric power source apparatus
JP2000184609A (ja) * 1998-12-17 2000-06-30 Japan Storage Battery Co Ltd 群電池の容量平準化回路
US20020175655A1 (en) * 2001-05-22 2002-11-28 Honeywell Interational Inc. Circuit for monitoring cells of a multi-cell battery during charge
US7498868B2 (en) * 2005-08-05 2009-03-03 Denso Corporation Current mirror circuit and constant current circuit having the same
US7352155B2 (en) * 2006-06-12 2008-04-01 O2Micro International Ltd. Apparatus and method for detecting battery pack voltage

Also Published As

Publication number Publication date
JP6030817B2 (ja) 2016-11-24
TW201214920A (en) 2012-04-01
JP2011259520A (ja) 2011-12-22
US20110298463A1 (en) 2011-12-08
CN102270864B (zh) 2015-06-24
US8941360B2 (en) 2015-01-27
KR20110133433A (ko) 2011-12-12
KR101791694B1 (ko) 2017-10-30
CN102270864A (zh) 2011-12-07

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